Home / 1,809,944.76-2,497,655.34-1,005,180.60

Finding the Fourth Proportional to 1,809,944.76, 2,497,655.34 and 1,005,180.60

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Solution

The fourth proportional to 1,809,944.76, 2,497,655.34 and 1,005,180.60 is: 1,387,111.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,809,944.76 : 2,497,655.34 = 1,005,180.60 : x
  2. Step 2: Convert to fraction form
    1,809,944.76/2,497,655.34 = 1,005,180.60/x
  3. Step 3: Cross multiply
    1,809,944.76x = 2,497,655.34 × 1,005,180.60
  4. Step 4: Simplify right side
    1,809,944.76x = 2,510,594,693,254.40
  5. Step 5: Solve for x
    x = 2,510,594,693,254.40/1,809,944.76
  6. Step 6: Final answer
    x = 1,387,111.23

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.